Subtract 98/63 from 12/10, Solve 1 2/10

Subtract 98/63 from 12/10

1^st number: 1 2/10, 2^nd number: 1 35/63

12/10 - 98/63 is -16/45.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 10 × 63 = 630,
12/10 = 12 × 63/10 × 63 = 756/630
Likewise, for the 2nd fraction, since 63 × 10 = 630,
98/63 = 98 × 10/63 × 10 = 980/630
Subtract the two like fractions:
756/630 - 980/630 = 756 - 980/630 = -224/630
After reducing the fraction, the answer is -16/45

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